Dr Supriya Mallick is currently an Assistant Professor of Radiation Oncology at the National Cancer Institute-India, AIIMS, New Delhi. He is a graduate of Calcutta Medical College and received his MD from AIIMS. His chief research interests are in neuro-oncology and head and neck oncology. He has published numerous papers in national and international journals.Dr Goura K Rath is currently Director of the National Cancer Institute-India, AIIMS, New Delhi and Chief of Dr. B R Ambedkar Institute Rotary Cancer Hospital (DRBRAIRCH) at AIIMS. He has published more than 300 papers in peer-reviewed national and international journals and is the editor of the Textbook of Radiation Oncology.Dr Rony Benson is currently pursuing his training in medical oncology at the Regional Cancer Center, Trivandrum. His chief research interests are in gynae-oncology and head and neck oncology. He has published several papers in national and international journals.